UniFi Firewall Basics: DNS for a Guest Network — McCann Tech
evanmccann.net › blog › 2021Apr 18, 2021 · Port Group: I also made a new IPv4 port group called “DNS (53 + 853)” for ports 53 and 853. 853 is for DNS over TLS/HTTPS, so you can leave that out if not needed. Network: Allowing traffic to a single subnet, such as the subnet of our guest network. IP Address: Allowing traffic to a single device, like our PiHole DNS server. This doesn’t ...